USPTO Patents Application 09543831

esp@cenet - Document Bibliography and Abstract

Page 1 of 1

COIL FOR HIGH-FREQUENCY

Patent Number:
Publication date:
lnventor(s):
Applicant(s):

JP5036532
1993-02-12

HAYASHI KATSUHIKO
TDK CORP

Requested Patent: □ JP5Q36532

Application Number: JP19910216148 19910801

Priority Number(s):

IPC Classification: H01 F1 7/00

EC Classification:

Equivalents:

PURPOSETo enable the floating capacity to be stabilized ever if such defects as the printing and lamination slips of
coil patterns are developed in case a helical coil is composed of a multilayered substrate in relation to the title coil for
high-frequency.

CONSTITUTIONS coil pattern 2-1 is formed on the first arbitrary layer 1-1 of a multilayer substrate while another
coil patter 2-2 is formed on the second layer 1-2 and then the dotted line parts are connected by a blind through hole
to be wound up in a helical coil. At this time, the width (d1) of the coil patter 2-1 is made different from the width (d2)
of the coil pattern 2-2 either to be (d1

Abstract

Data supplied from the esp@cenet database - 12

http://12.espacenet.com^ 3/18/2004

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